- APAR INDUSTRIES LIMITED
- ALICON CASTALLOY LIMITED
- BHARAT PETROLEUM CORPORATION LIMITED
- CAIRN ENERGY INDIA PTY LIMITED
- CHEMTROLS INDUSTRIES LIMITED
- DORF KETAL CHEMICALS (I) PRIVATE LIMITED
- EASTERN PETROLEUM PRIVATE LIMITED
- FUCHS LUBRICANTS (I) PRIVATE LIMITED
- GANDHAR OIL REFINERY INDIA LIMITED
- GULF OIL INDIA LIMITED
- GRAUER & WELL (I) LIMITED
- HINDUSTAN PETROLEUM CORPORATION LIMITED
- INDIAN OIL CORPORATION LIMITED
- ITW INDIA LIMITED
- INDIAN INSTITUTE OF PETROLEUM (IIP)
- LSR SPECIALITY OILS PRIVATE LIMITED
- MAHATHA PETROLEUM PRIVATE LIMITED
- MAGNUM LUBRICANST (I) PRIVATE LIMITED
- NANDAN PETROCHEM LIMITED
- PANAMA PETROCHEM LIMITED
- RELIANCE INDUSTRIES LIMITED
- RAJ PETRO SPECIALITIES PRIVATE LIMITED
- SAVITA OIL TECHNOLOGIES LIMITED
- TOTAL OIL INDIA PRIVATE LIMITED
- BALMER LAWRIE & CO.LTD.
- TIDE WATER OIL CO (VEEDOL)
- SGS
- INTERTEK GROUP
- TUV-SUD
- TUV-NORD
- ADITYA BIRLA GROUP
- AMSAL CHEM PRIVATE LIMITED
- AVRA LABORATORIES PRIVATE LIMITED
- ANDHRA ORGANICS LIMITED
- BASF INDIA LIMITED
- BIOPLUS LIFE SCIENCES PRIVATE LIMITED
- CIPLA LIMITED
- COROMANDEL INTERNATIONAL LIMITED
- COVALENT LABORATORIES PRIVATE LIMITED
- CENTRAL INSTITUTE FOR RESEARCH ON COTTON TECHNOLOGY (CIRCOT)
- DIVI’S LABORATORIES LIMITED
- EMAMI LIMITED
- GALAXY SURFACTANTS LIMITED
- INTERTEK INDIA PRIVATE LIMITED
- KOPRAN LIMITED
- MACLEODS PHARMACEUTICALS LIMITED
- PIRAMAL LIFE SCIENCES LIMITED
- NOCIL LIMITED
- NATIONAL CHEMICAL LABORATORY (NCL)
- RAPTAKOS, BRETT & COMPANY LIMITED
- RHODIA SPECIALTY CHEMICALS (I) LIMITED
- SANDOZ PRIVATE LIMITED
- SMILAX LABORATORIES LIMITED
- TUV SUD SOUTH ASIA PRIVATE LIMITED
- VISWAAT CHEMICALS LIMITED
- VIRCHOW LABORATORIES LIMITED
- VENKY’S (INDIA) LIMITED
- WOCKHARDT LIMITED
- DR. REDDY’S
- VIRCHOW BIOTECH PRIVATE LIMITED
- AUROBINDO PHARMA
- ASIAN PACKAGING INDUSTRY, AJMAN-UAE
- AC LUBRICANTS SDN BHD, MALAYSIA
- BASH PETROLEUM CO LIMITED, SUDAN
- CITROL LUBRICANTS LLC, AJMAN-UAE
- ENOC LUBRICANTS OIL MANUFACTURING PLANT, FUJAIRAH-UAE
- FUCHS OIL MIDDLE EAST LIMITED, SHARJAH-UAE
- GULF OIL MIDDLE EAST LIMITED, DUBAI-UAE
- ITS TESTING SERVICES U.K. LIMITED, SHARJAH-UAE
- NATIONAL PETROLEUM SERVICES CO K.S.C.C. AHMADI-KUWAIT
- OMAN CHEMICALS & PHARMACEUTICALS LLC, SULTANATE OF OMAN
- OASIS GREASE & LUBRICANTS INDUSTRIES LLC, DUBAI-UAE
- ORICA AUSTRALIA PTY LIMITED, AUSTRALIA
- PETROGULF GREASE & LUBRICANTS INDUSTRIES LLC, AJMAN-UAE
- PETROLUBE (T) LIMITED, DAR ES SALAAM
- PT. BALMER LAWRIE INDONESIA, SERANG-BANTEN-INDONESIA
- SAUDI MASTERBAKER LIMITED, SAUDI-ARABIA
- AQUAPHARM CHEMICALS PRIVATE LIMITED
- CRESCENT MANUFACTURING,USA
- GALAXY SURFACTANTS LIMITED
- DOW CHEMICAL INTERNATIONAL PRIVATE LIMITED
- HINDUSTAN UNILEVER LIMITED
- HUISH DETERGENT INC,USA
- RED SEA DETERGENT CO LIMITED,TAIZ-YEMEN REPUBLIC
- REGIONAL TESTING CENTRE
- THE BOMBAY TEXTILE RESEARCH ASSOCIATION (BTRA)
- UNIVERSITY OF MUMBAI (UICT)
- BIRLA INSTITUTE OF TECHNOLOGY & SCIENCE (BITS)
- CROMPTON GREAVES LIMITED
- CENTRAL POWER RESEARCH INSTITUTE (CPRI)
- ELECTRICAL RESEARCH & DEVELOPMENT ASSOCIATION (ERDA)
- GOVIK ELECTRICALS PRIVATE LIMITED
- KARNATAKA POWER CORPORATION LIMITED
- NATIONAL AEROSPACE LABORATORIES (NAL)
- NATIONAL INSTITUTE OF TECHNOLOGY
- PREMIER EXPLOSIVES LIMITED
- POLYCAB CABLES PRIVATE LIMITED
- TECHNOVA IMAGING SYSTEMS LIMITED
- TRANSFORMERS & RECTIFIERS (I) LIMITED
- TECUMSEH PRODUCTS INDIA LIMITED
- VALUABLE TECHNOLOGIES PRIVATE LIMITED